Answer:
30
Step-by-step explanation:
Let the cat have a weight of x.
Then, the dog weighs 9x.
The hamster weighs x/20.
The mouse weighs 3x/10.
So, the dog is 9/(3/10) = 30 times as heavy.
4
10÷2.5
perimeter=4×6-1/4 ×2π×3=24-1/2×3.14×3=24-4.71=19.29cm
Slope(m)=-1